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Page 11
ATS-00_EN
ENGLISH
6. Troubleshooting
Problem
Possible cause
Action
All LEDs on the front
panel are off
The power sources, S1 and S2, are
both absent
1. Check the output
(overload/short-circuit)
2. Check both power sources, S1 and S2
3. Reset the upstream circuit breakers
S1 or S2 LED is off
The corresponding power source
is absent or out of range
1. Check the corresponding power source
2. Reset the corresponding upstream
circuit breaker
Fault LED flashes
Output overload
Reduce the connected load
Over temperature
Check the environment temperature
Fault LED lights up
Internal component damage
Please contact service personnel
Can not communicate
with the ATS
Wrong setting or malfunction
Refer to the user manual of
"SNMP IPv6 for ATS"
Fault LED
Environmental fault
E01
Output overload
E02
Over temperature (due to detection of ambient temperature)
E03
Over temperature warning (due to detection of S1 heat-sink temperature)
E04
Over temperature warning (due to detection of S2 heat-sink temperature)
Internal fault
E11
Over temperature (due to detection of S1 heat-sink temperature)
E12
Over temperature (due to detection of S2 heat-sink temperature)
E13
Auxiliary power 1 circuit is fail
E14
Auxiliary power 2 circuit is fail
E21
Input relay of S1 is open
E22
Input relay of S1 is short
E23
Input relay of S2 is open
E24
Input relay of S2 is short
E25
Input SCR of S1 is open
E27
Input SCR of S2 is open
E29
Firmware upgrade is fail